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#ifndef GFX_H
#define GFX_H
typedef struct ColorList {
byte unk0, unk1, unk2;
byte window_color_1a, window_color_1b;
byte window_color_bga, window_color_bgb;
byte window_color_2;
} ColorList;
struct DrawPixelInfo {
byte *dst_ptr;
int left, top, width, height;
int pitch;
uint16 zoom;
};
typedef struct SpriteHdr {
byte info;
byte height;
uint16 width;
int16 x_offs, y_offs;
} SpriteHdr;
assert_compile(sizeof(SpriteHdr) == 8);
typedef struct CursorVars {
Point pos, size, offs, delta;
Point draw_pos, draw_size;
uint32 sprite;
int wheel; // mouse wheel movement
const uint16 *animate_list, *animate_cur;
uint animate_timeout;
bool visible;
bool dirty;
bool fix_at;
} CursorVars;
void RedrawScreenRect(int left, int top, int right, int bottom);
void GfxScroll(int left, int top, int width, int height, int xo, int yo);
int DrawStringCentered(int x, int y, uint16 str, byte color);
int DrawString(int x, int y, uint16 str, byte color);
void DrawStringCenterUnderline(int x, int y, uint16 str, byte color);
int DoDrawString(const byte *string, int x, int y, byte color);
void DrawStringRightAligned(int x, int y, uint16 str, byte color);
void GfxFillRect(int left, int top, int right, int bottom, int color);
void GfxDrawLine(int left, int top, int right, int bottom, int color);
void DrawFrameRect(int left, int top, int right, int bottom, int color, int flags);
int GetStringWidth(const byte *str);
void LoadStringWidthTable();
void DrawStringMultiCenter(int x, int y, uint16 str, int maxw);
void DrawStringMultiLine(int x, int y, uint16 str, int maxw);
void DrawDirtyBlocks();
void SetDirtyBlocks(int left, int top, int right, int bottom);
void MarkWholeScreenDirty();
void GfxInitPalettes();
bool FillDrawPixelInfo(DrawPixelInfo *n, DrawPixelInfo *o, int left, int top, int width, int height);
/* window.c */
void DrawOverlappedWindowForAll(int left, int top, int right, int bottom);
/* spritecache.c */
byte *GetSpritePtr(uint sprite);
void GfxInitSpriteMem(byte *ptr, uint32 size);
void GfxLoadSprites();
void SetMouseCursor(uint cursor);
void SetAnimatedMouseCursor(const uint16 *table);
void CursorTick();
void DrawMouseCursor();
void ScreenSizeChanged();
void UndrawMouseCursor();
bool ChangeResInGame(int w, int h);
typedef struct {
int xoffs, yoffs;
int xsize, ysize;
} SpriteDimension;
const SpriteDimension *GetSpriteDimension(uint sprite);
/* gfx.c */
VARDEF int _stringwidth_base;
VARDEF byte _stringwidth_table[0x2A0];
VARDEF DrawPixelInfo _screen;
VARDEF DrawPixelInfo *_cur_dpi;
VARDEF ColorList _color_list[16];
VARDEF CursorVars _cursor;
VARDEF int _pal_first_dirty;
VARDEF int _pal_last_dirty;
/* spritecache.c */
//enum { NUM_SPRITES = 0x1320 };
//enum { NUM_SPRITES = 0x1500 };
enum { NUM_SPRITES = 0x3500 }; // 1500 + space for custom GRF sets
/* tables.h */
extern byte _palettes[4][256 * 3];
VARDEF byte _cur_palette[768];
#endif
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